CHAPTER_YM=Switches map
CENTER=VARCHAR|Map center latitude and longtitude
LANG=VARCHAR|Map interface language
ZOOM=VARCHAR|Default map zoom
TYPE=VARCHAR|Default map type
DEAD_LABEL=TRIGGER|Mark labels for dead hardware
ALIVE_LABEL=TRIGGER|Mark labels for alive hardware
CANVAS_RENDER=TRIGGER|Use fast canvas renderer
FINDING_ZOOM=VARCHAR|Device finder zoom
FINDING_CIRCLE=TRIGGER|Hightlight area with circle when device found
CANVAS_RENDER_IGNORE_LABELED=TRIGGER|Ignore canvas renderer for labeled placemarks
MAPS_SERVICE=VARCHAR|Default maps service
GMAPS_APIKEY=VARCHAR|Google maps API key
CHAPTEREND_YM=true